Home / 5,306.13-7,321.64-3,067.56

Finding the Fourth Proportional to 5,306.13, 7,321.64 and 3,067.56

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Solution

The fourth proportional to 5,306.13, 7,321.64 and 3,067.56 is: 4,232.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.13 : 7,321.64 = 3,067.56 : x
  2. Step 2: Convert to fraction form
    5,306.13/7,321.64 = 3,067.56/x
  3. Step 3: Cross multiply
    5,306.13x = 7,321.64 × 3,067.56
  4. Step 4: Simplify right side
    5,306.13x = 22,459,554.66
  5. Step 5: Solve for x
    x = 22,459,554.66/5,306.13
  6. Step 6: Final answer
    x = 4,232.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.